Mo. Rev. Stat. § 29.010: Salary of auditor.

The state auditor shall receive an annual salary in an amount equal to the salary of the secretary of state provided pursuant to section 28.010, to be paid at the time and in the manner provided by law. Such salary shall constitute the total compensation for all duties to be performed by him and there shall be no further payments made to or accepted by him for the performance of any duty now required of him under any existing law.